./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c -s /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 072df04afae5ae28487e0b8208c52f13961dea34 ...................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 08:59:21,052 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 08:59:21,054 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 08:59:21,066 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 08:59:21,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 08:59:21,068 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 08:59:21,069 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 08:59:21,071 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 08:59:21,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 08:59:21,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 08:59:21,077 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 08:59:21,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 08:59:21,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 08:59:21,079 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 08:59:21,080 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 08:59:21,081 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 08:59:21,081 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 08:59:21,082 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 08:59:21,083 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 08:59:21,094 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 08:59:21,095 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 08:59:21,096 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 08:59:21,097 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 08:59:21,097 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 08:59:21,104 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 08:59:21,104 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 08:59:21,104 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 08:59:21,105 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 08:59:21,106 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 08:59:21,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 08:59:21,106 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 08:59:21,107 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 08:59:21,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 08:59:21,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 08:59:21,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 08:59:21,111 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 08:59:21,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 08:59:21,112 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 08:59:21,112 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 08:59:21,113 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 08:59:21,113 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 08:59:21,113 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-10-22 08:59:21,130 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 08:59:21,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 08:59:21,133 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 08:59:21,133 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 08:59:21,133 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 08:59:21,134 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 08:59:21,134 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-10-22 08:59:21,134 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 08:59:21,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 08:59:21,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 08:59:21,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 08:59:21,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 08:59:21,135 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-10-22 08:59:21,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 08:59:21,135 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 08:59:21,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 08:59:21,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 08:59:21,136 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 08:59:21,136 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 08:59:21,136 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 08:59:21,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:21,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 08:59:21,137 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 08:59:21,137 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 08:59:21,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 08:59:21,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 08:59:21,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 08:59:21,138 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 072df04afae5ae28487e0b8208c52f13961dea34 [2019-10-22 08:59:21,161 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 08:59:21,171 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 08:59:21,178 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 08:59:21,179 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 08:59:21,180 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 08:59:21,180 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/../../sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c [2019-10-22 08:59:21,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/data/f4e3e4f93/727d0db03d6d4432a0700965dce2604f/FLAG6923d8d31 [2019-10-22 08:59:21,589 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 08:59:21,590 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/sv-benchmarks/c/termination-crafted/Arrays02-EquivalentConstantIndices.c [2019-10-22 08:59:21,594 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/data/f4e3e4f93/727d0db03d6d4432a0700965dce2604f/FLAG6923d8d31 [2019-10-22 08:59:22,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/data/f4e3e4f93/727d0db03d6d4432a0700965dce2604f [2019-10-22 08:59:22,009 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 08:59:22,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 08:59:22,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:22,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 08:59:22,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 08:59:22,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5408eeba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22, skipping insertion in model container [2019-10-22 08:59:22,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,023 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 08:59:22,035 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 08:59:22,198 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:22,202 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 08:59:22,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 08:59:22,347 INFO L192 MainTranslator]: Completed translation [2019-10-22 08:59:22,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22 WrapperNode [2019-10-22 08:59:22,348 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 08:59:22,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:22,348 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 08:59:22,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 08:59:22,357 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,364 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,383 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 08:59:22,384 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 08:59:22,384 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 08:59:22,384 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 08:59:22,394 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,396 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,397 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,405 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,408 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... [2019-10-22 08:59:22,414 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 08:59:22,415 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 08:59:22,415 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 08:59:22,416 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 08:59:22,416 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 08:59:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 08:59:22,475 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 08:59:22,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 08:59:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 08:59:22,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 08:59:22,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 08:59:22,669 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 08:59:22,669 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-22 08:59:22,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:22 BoogieIcfgContainer [2019-10-22 08:59:22,671 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 08:59:22,672 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 08:59:22,672 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 08:59:22,674 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 08:59:22,675 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 08:59:22" (1/3) ... [2019-10-22 08:59:22,677 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72aae717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:22, skipping insertion in model container [2019-10-22 08:59:22,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 08:59:22" (2/3) ... [2019-10-22 08:59:22,678 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@72aae717 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 08:59:22, skipping insertion in model container [2019-10-22 08:59:22,678 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:22" (3/3) ... [2019-10-22 08:59:22,680 INFO L109 eAbstractionObserver]: Analyzing ICFG Arrays02-EquivalentConstantIndices.c [2019-10-22 08:59:22,689 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 08:59:22,701 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-10-22 08:59:22,713 INFO L249 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2019-10-22 08:59:22,746 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 08:59:22,747 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 08:59:22,747 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 08:59:22,747 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 08:59:22,751 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 08:59:22,751 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 08:59:22,752 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 08:59:22,752 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 08:59:22,776 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states. [2019-10-22 08:59:22,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2019-10-22 08:59:22,787 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:22,787 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2019-10-22 08:59:22,789 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-10-22 08:59:22,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:22,794 INFO L82 PathProgramCache]: Analyzing trace with hash 28695845, now seen corresponding path program 1 times [2019-10-22 08:59:22,802 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:22,802 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255813518] [2019-10-22 08:59:22,803 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,803 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:22,803 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:22,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:22,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:22,951 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255813518] [2019-10-22 08:59:22,952 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:22,953 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 08:59:22,953 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587385350] [2019-10-22 08:59:22,956 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 08:59:22,956 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:22,965 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 08:59:22,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-22 08:59:22,967 INFO L87 Difference]: Start difference. First operand 12 states. Second operand 5 states. [2019-10-22 08:59:23,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:23,020 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2019-10-22 08:59:23,021 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 08:59:23,022 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 5 [2019-10-22 08:59:23,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:23,030 INFO L225 Difference]: With dead ends: 16 [2019-10-22 08:59:23,030 INFO L226 Difference]: Without dead ends: 7 [2019-10-22 08:59:23,033 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-22 08:59:23,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2019-10-22 08:59:23,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2019-10-22 08:59:23,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2019-10-22 08:59:23,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2019-10-22 08:59:23,062 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 5 [2019-10-22 08:59:23,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:23,062 INFO L462 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2019-10-22 08:59:23,062 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 08:59:23,062 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2019-10-22 08:59:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2019-10-22 08:59:23,063 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 08:59:23,063 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2019-10-22 08:59:23,063 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-10-22 08:59:23,064 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 08:59:23,064 INFO L82 PathProgramCache]: Analyzing trace with hash 889571241, now seen corresponding path program 1 times [2019-10-22 08:59:23,064 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 08:59:23,064 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147889537] [2019-10-22 08:59:23,064 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:23,065 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 08:59:23,065 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 08:59:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 08:59:23,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 08:59:23,095 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147889537] [2019-10-22 08:59:23,095 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 08:59:23,095 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 08:59:23,095 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345118814] [2019-10-22 08:59:23,097 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 08:59:23,097 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 08:59:23,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 08:59:23,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:59:23,098 INFO L87 Difference]: Start difference. First operand 7 states and 7 transitions. Second operand 4 states. [2019-10-22 08:59:23,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 08:59:23,110 INFO L93 Difference]: Finished difference Result 7 states and 7 transitions. [2019-10-22 08:59:23,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-22 08:59:23,111 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 6 [2019-10-22 08:59:23,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 08:59:23,111 INFO L225 Difference]: With dead ends: 7 [2019-10-22 08:59:23,112 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 08:59:23,112 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 08:59:23,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 08:59:23,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 08:59:23,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 08:59:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 08:59:23,113 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 6 [2019-10-22 08:59:23,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 08:59:23,114 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 08:59:23,114 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 08:59:23,114 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 08:59:23,114 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 08:59:23,118 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 08:59:23,129 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,129 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,129 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,129 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 08:59:23,129 INFO L446 ceAbstractionStarter]: At program point L17(lines 8 18) the Hoare annotation is: true [2019-10-22 08:59:23,130 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2019-10-22 08:59:23,130 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 14) no Hoare annotation was computed. [2019-10-22 08:59:23,130 INFO L443 ceAbstractionStarter]: For program point L14(line 14) no Hoare annotation was computed. [2019-10-22 08:59:23,130 INFO L443 ceAbstractionStarter]: For program point L14-1(line 14) no Hoare annotation was computed. [2019-10-22 08:59:23,130 INFO L443 ceAbstractionStarter]: For program point L13-1(lines 13 16) no Hoare annotation was computed. [2019-10-22 08:59:23,130 INFO L439 ceAbstractionStarter]: At program point L13-3(lines 13 16) the Hoare annotation is: (<= (select (select |#memory_int| |ULTIMATE.start_main_~#a~0.base|) (+ |ULTIMATE.start_main_~#a~0.offset| 8)) 2147483647) [2019-10-22 08:59:23,130 INFO L443 ceAbstractionStarter]: For program point L13-4(lines 13 16) no Hoare annotation was computed. [2019-10-22 08:59:23,137 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 08:59:23,142 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 08:59:23,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 08:59:23 BoogieIcfgContainer [2019-10-22 08:59:23,144 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 08:59:23,145 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 08:59:23,145 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 08:59:23,145 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 08:59:23,145 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 08:59:22" (3/4) ... [2019-10-22 08:59:23,148 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 08:59:23,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-10-22 08:59:23,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 08:59:23,157 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 08:59:23,195 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_740b27f2-c6ee-46d6-b3b7-ddd3f65def3b/bin/uautomizer/witness.graphml [2019-10-22 08:59:23,195 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 08:59:23,197 INFO L168 Benchmark]: Toolchain (without parser) took 1186.55 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 944.5 MB in the beginning and 1.1 GB in the end (delta: -161.7 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,197 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:23,198 INFO L168 Benchmark]: CACSL2BoogieTranslator took 337.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 944.5 MB in the beginning and 1.2 GB in the end (delta: -220.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,198 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:23,199 INFO L168 Benchmark]: Boogie Preprocessor took 30.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 08:59:23,199 INFO L168 Benchmark]: RCFGBuilder took 256.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,200 INFO L168 Benchmark]: TraceAbstraction took 472.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,200 INFO L168 Benchmark]: Witness Printer took 50.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-10-22 08:59:23,203 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 337.78 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 173.5 MB). Free memory was 944.5 MB in the beginning and 1.2 GB in the end (delta: -220.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.53 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 30.38 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 256.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 21.9 MB). Peak memory consumption was 21.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 472.73 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 29.4 MB). Peak memory consumption was 29.4 MB. Max. memory is 11.5 GB. * Witness Printer took 50.22 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 14]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 13]: Loop Invariant [2019-10-22 08:59:23,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2019-10-22 08:59:23,208 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: unknown-#memory_int-unknown[a][a + 8] <= 2147483647 - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 12 locations, 2 error locations. Result: SAFE, OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 7 SDtfs, 5 SDslu, 9 SDs, 0 SdLazy, 28 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 3 NumberOfFragments, 10 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 189 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...